- Karl Widerquist. Universal Basic Income: Essential Knowledge, Boston: Massachusetts Institute of Technology Press
- Karl Widerquist, 2023. The Problem of Property: Taking the Freedom of Nonowners Seriously, Palgrave MacMillan (138 pages)
- Karl Widerquist, 2019, “The Pursuit of Accord: Toward a Theory of Justice With a Second-Best Approach to the Insider-Outsider Problem,” Raisons Politiques 73 (1), 61-82
- Karl Widerquist, “End the Threat of Economic Destitution Now,” Open Democracy, 17 September 2019
- Jean-Fabien Spitz, Hillel Steiner, Philippe Van Parijs and Karl Widerquist, 2019, “Why Private Property?” Raisons Politiques 73 (1), 119-131
- Karl Widerquist, December 22, 2016. “The People’s Endowment.” In Axel Gosseries and Inigo Gonzalez (eds.) Institutions for Future Generations, Oxford University Press, pp. 312-330
- Karl Widerquist and Grant S. McCall, 2015. “Myths about the State of Nature and the Reality of Stateless Societies.” Analyse & Kritik 37 (2), August, 233-257
- Karl Widerquist, March 2013. Independence, Propertylessness, and Basic Income: A Theory of Freedom as the Power to Say No. New York: Palgrave Macmillan (241 pages)
- Yannick Vanderborght, José A. Noguera, and Karl Widerquist, 2013. “Politics,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Karl Widerquist, Jose Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.), 2013.Basic Income: An Anthology of Contemporary Research, Oxford: Wiley-Blackwell (563 pages)
- Karl Widerquist, 2013. “Freedom and Basic Income,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Karl Widerquist, 2013. “Reciprocity and Exploitation,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Jose A. Noguera and Karl Widerquist, 2013. “Basic Income as a Post-Productivist Policy,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Karl Widerquist, 2013. “Theories of Justice and Basic Income,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Yannick Vanderborght and Karl Widerquist, 2013. “The Feminist Response to Basic Income,” in Basic Income: An Anthology of Contemporary Research, Karl Widerquist, José A. Noguera, Yannick Vanderborght, and Jurgen De Wispelaere (eds.) Oxford: Wiley-Blackwell
- Michael W. Howard and Karl Widerquist, 2012. “Why Link Basic Income to Resource Taxation?” in Alaska’s Permanent Fund Dividend: Examining its Suitability as a Model, Karl Widerquist and Michael W. Howard (eds.) New York: Palgrave Macmillan, pp. 205-220
- Karl Widerquist, 2011. “Why we Demand an Unconditional Basic Income: the ECSO freedom case,” in Arguing about Justice: Essays for Philippe Van Parijs, Axel Gosseries and Yannick Vanderborght (eds.) Louvain-la-Neuve, Belgium: Presses universitaires de Louvain, pp. 387-394
- Karl Widerquist, 2010. “The Physical Basis of Voluntary Trade,” Human Rights Review 11 (1): 83-103
- Karl Widerquist, 2009. “Jeremy Waldron and the Basic Income Debate, comment on three books by Jeremy Waldron,” Citizens Income Newsletter (1)
- Karl Widerquist, 2009. “Review of Just Distribution: Rawlsian Liberalism and the Politics of Basic Income, Simon Birnbaum,” Citizens Income Newsletter (1)
- Karl Widerquist “Viewpoint: What Does the Stone Age Have to Do With Us?” Citizens Income Newsletter, Issue 3, 2008
- Karl Widerquist, 2007. “Review of the Ethics of Stakeholding, Keith Dowding, Jurgen De Wispelaere, and Stuart White,” the Citizens Income Newsletter (1)
- Karl Widerquist, 2006. “Who Exploits Who?” Political Studies 54 (3): 444-464
- Karl Widerquist, 2005. “Review of Libertarianism Without Inequality by Michael Otsuka,” the Citizens Income Newsletter (1)
- Karl Widerquist, 2005. “Does She Exploit or Doesn’t She?” in The Ethics and Economics of the Basic Income Guarantee, Karl Widerquist, Michael A. Lewis, and Steven Pressman (eds.), Aldershot, UK: Ashgate, 2005, pp. 138-162
- Karl Widerquist, Michael Anthony Lewis, and Steven Pressman (eds.), 2005. The Ethics and Economics of the Basic Income Guarantee, Aldershot, UK: Ashgate (352 pages)
- Karl Widerquist, 2004. “Review of The Civic Minimum by Stuart White,” the Citizens Income Newsletter (1)
- Karl Widerquist, 2004. “Review of Real Libertarianism Assessed, Andrew Reeve and Andrew Williams (eds.),” the Citizens Income Newsletter (1)
- Karl Widerquist, 1999. “Reciprocity and the Guaranteed Income” Politics and Society, 33 (3): 386-401
- Karl Widerquist “The Money-Making Ethic,” Chronogram Magazine, New Paltz, NY, January 1999
Audio-Video
The New Abnormal [podcast] (audio interview). By Danielle Moodie and Andy Levy, iHeart Radio, June 25, 2024 (Widerquist interview begins at 35:43).
Left Libertarianism, Basic Income, and Property(?) with Karl Widerquist [Imagine More Episode #36]. Interview by Seth Kafila and Jesse Philippe, Imagine More (podcast and YouTube channel), available on YouTube, Spotify, and other venues, May 8, 2024
Book Launch: Universal Basic Income: Essential Knowledge. Panel Discussion with Ian Almond, Anjana Jacob, Gabor Scheiring, and Karl Widerquist. Moderated by Danyel Reiche. Posted by Georgetown University-Qatar and by YouTube, 1 October 2024
Smart Talk: UBI – What It Is and Why We Need It (video). Interview of Karl Widerquist by Edward Dodson. Henry George School of Social Science, June 3, 2024.
An interview with Karl Widerquist, “Universal Basic Income.” By Stephen Pimpare, the New Books in Public Policy Podcast, posted March 22, 2024.Available on most podcast-streaming platforms including Spotify.
Dr. Karl Widerquist says we need Universal Basic Income now. By Dr. Al Scott, the Rational View (podcast), Episode 189. March 23, 2024. Available on Spotify, PodBean, and Apple Podcasts.
-Also available on YouTube (video 28:38)
Also available as a podcast
Also available as a podcast
Karl Widerquist addresses the NOLA YangGang (three part video), Karl Widerquist YouTube Channel, recorded November 15, 2019, posted October 2019 in three parts:
-Part 1: Why We Need a Basic Income: Widerquist talks with the New Orleans YangGang, Karl Widerquist YouTube Channel, Nov 15, 2019 (Video 9:25)
-Part 2: The Right & Wrong Ways to Talk About Automation & UBI: Widerquist and the NOLA Yang Gang, Karl Widerquist YouTube Channel, Nov 15, 2019 (Video 15:28)
-Part 3: Discussion Basic Income Over a Beer: Widerquist meets the New Orleans YangGang, Karl Widerquist YouTube Channel, Nov 15, 2019 (Video 34:56)
Reposted on Twitter [direct link] and Facebook [direct link]
-Reposted as Argument for basic income Karl Widerquist (video 42 seconds), Bi-Produktion YouTube Channel, May 20, 2019
–Reposted on YouTube, Nov 29, 2020
-Also on YouTube, Prehistoric Myths in Modern Political Philosophy (video)
-Reprinted in Moon Magazine, 2017, “My own private basic income.
-Audio version published by OpenDemocracy, read by Karl Miller, on Curio.io Souncloud channel, “My own private basic income,” November 2017.
-Audio version, “My own private basic income,” is also available on YouTube.
-Reposted in edited from as We don’t have freedom without Basic Income (video 1:21), Basic Income Visuals YouTube Channel, Nov 13, 2018